InStyle: Celebrity Halloween Costumes 2012

Celebrity Halloween Costumes 2012

This past weekend saw the start of Halloween parties across the country, which meant celebrities pulled out their best costumes for the spooky soirees. Kim Kardashian (following her own advice) dressed up as a platinum blonde mermaid for the Midori party she hosted in New York (with Kanye West as her sea captain), Jessica Alba and her troupe transformed into the cast of Pixar’s "The Incredibles" in Hollywood, and Stacy Keibler became a masked maven in Las Vegas. Click through the gallery below to see more celebrities in costume! (CREDIT: Getty) See the Full Story

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This past weekend saw the start of Halloween parties across the country, which meant celebrities pulled out their best costumes for the spooky soirees. Kim Kardashian (following her own advice) dressed up as a platinum blonde mermaid for the Midori party she hosted in New York (with Kanye West as her sea captain), Jessica Alba and her troupe transformed into the cast of Pixar’s "The Incredibles" in Hollywood, and Stacy Keibler became a masked maven in Las Vegas. Click through the gallery below to see more celebrities in costume! (CREDIT: Getty) See the Full Story

Kim stuck with the green theme at Midori's Halloween party at Avenue in the Meatpacking District of Manhattan. The reality star opted for a curve-hugging mermaid costume topped off by a wig that cost more than $2,000. (CREDIT: Getty) See the Full Story

Jessica Alba, husband Cash Warren, and daughter Honor dressed as the cast of Pixar's "The Incredibles" for Gwen Stefani's party in Hollywood. (CREDIT: Courtesy of Jessica Alba/Twitter) See the Full Story

Stacy Keibler looked boo-tiful as the host of a Halloween masquerade at the Hyde Bellagio in Las Vegas. Keibler paired her costume with jewelry by Graziela and Dana Rebecca Designs. (CREDIT: Getty) See the Full Story

Kelly Ripa (in a festive mini top hat) and husband Mark Consuelos attended the 23rd Annual Light Up A Life Halloween Carnival at the Chelsea Piers Field House in New York. (CREDIT: Getty) See the Full Story